Tofacitinib Impurity 241

• Molecular Formula:

  C15H18N6O*2

• Molecular Weight:

  298.35*2

• Product Name Synonym:

  3- ((3R,4R) -3- ((7H-pyrrolo[2,3-d]pyrimidin-4-yl) amino) -4-methylpiperidin-1-yl) -3-oxopropanenitrile--3- ((3S,4S) -3- ((7H-pyrrolo[2,3-d]pyrimidin-4-yl) amino) -4-methylpiperidin-1-yl) -3-oxopropanenitrile